74640218680

素因数分解:

$2^3\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1670551}}^1$

素因数の和:1671679

約数の個数: 32

約数和(自身を含む): 168090942240

約数和(自身を除く): 93450723560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1117, 2234, 4468, 5585, 8936, 11170, 22340, 44680, 1670551, 3341102, 6682204, 8352755, 13364408, 16705510, 33411020, 66822040, 1866005467, 3732010934, 7464021868, 9330027335, 14928043736, 18660054670, 37320109340, 74640218680]

約数ペア:

[(1, 74640218680), (2, 37320109340), (4, 18660054670), (5, 14928043736), (8, 9330027335), (10, 7464021868), (20, 3732010934), (40, 1866005467), (1117, 66822040), (2234, 33411020), (4468, 16705510), (5585, 13364408), (8936, 8352755), (11170, 6682204), (22340, 3341102), (44680, 1670551)]